mirror of
https://github.com/caddyserver/caddy.git
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82 lines
2.4 KiB
Go
82 lines
2.4 KiB
Go
// Copyright 2015 Matthew Holt and The Caddy Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package templates
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import (
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"github.com/caddyserver/caddy/v2"
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"github.com/caddyserver/caddy/v2/caddyconfig"
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"github.com/caddyserver/caddy/v2/caddyconfig/caddyfile"
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"github.com/caddyserver/caddy/v2/caddyconfig/httpcaddyfile"
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"github.com/caddyserver/caddy/v2/modules/caddyhttp"
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)
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func init() {
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httpcaddyfile.RegisterHandlerDirective("templates", parseCaddyfile)
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}
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// parseCaddyfile sets up the handler from Caddyfile tokens. Syntax:
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//
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// templates [<matcher>] {
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// mime <types...>
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// between <open_delim> <close_delim>
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// root <path>
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// }
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func parseCaddyfile(h httpcaddyfile.Helper) (caddyhttp.MiddlewareHandler, error) {
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h.Next() // consume directive name
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t := new(Templates)
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for h.NextBlock(0) {
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switch h.Val() {
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case "mime":
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t.MIMETypes = h.RemainingArgs()
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if len(t.MIMETypes) == 0 {
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return nil, h.ArgErr()
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}
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case "between":
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t.Delimiters = h.RemainingArgs()
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if len(t.Delimiters) != 2 {
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return nil, h.ArgErr()
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}
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case "root":
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if !h.Args(&t.FileRoot) {
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return nil, h.ArgErr()
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}
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case "extensions":
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if h.NextArg() {
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return nil, h.ArgErr()
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}
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if t.ExtensionsRaw != nil {
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return nil, h.Err("extensions already specified")
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}
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for nesting := h.Nesting(); h.NextBlock(nesting); {
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extensionModuleName := h.Val()
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modID := "http.handlers.templates.functions." + extensionModuleName
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unm, err := caddyfile.UnmarshalModule(h.Dispenser, modID)
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if err != nil {
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return nil, err
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}
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cf, ok := unm.(CustomFunctions)
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if !ok {
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return nil, h.Errf("module %s (%T) does not provide template functions", modID, unm)
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}
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if t.ExtensionsRaw == nil {
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t.ExtensionsRaw = make(caddy.ModuleMap)
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}
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t.ExtensionsRaw[extensionModuleName] = caddyconfig.JSON(cf, nil)
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}
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}
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}
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return t, nil
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}
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